Going by headline indicators, Singapore's country brand looks strong enough. The Lion City tops the world in "online presence" in the Global Cities Index released this month. In the 2016 Soft Power 30 ranking of countries by their soft power, Singapore moved up two places to break into the top 20. But what fresh challenges lie in wait, in this new world of Brexit and Mr. Donald Trump? How well does Singapore stand in promoting and protecting its international reputation so as to continue to boost its magnetic pull for the choicest investments, trade, tourism and talent?